swimGunnar Roestenberg
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.30 | Sectionals ✓+0.91s to Futures | 2026-01-16 | ISCA January Classic 2026venue |
| 100 Freestyle | SCY | 48.11 | Sectionals ✓+3.72s to Futures | 2026-01-17 | ISCA January Classic 2026venue |
| 200 Freestyle | SCY | 1:50.18 | +3.89s to Sectionals | 2025-01-17 | 2025 MR NFS 42nd Annual Dr. MLK Jr. Invite |
| 50 Backstroke | SCY | 25.87 | +3.38s to Futures | 2026-01-18 | ISCA January Classic 2026venue |
| 100 Backstroke | SCY | 54.74 | +0.25s to Sectionals | 2026-01-17 | ISCA January Classic 2026venue |
| 50 Breaststroke | SCY | 28.19 | +2.90s to Futures | 2026-01-18 | ISCA January Classic 2026venue |
| 100 Breaststroke | SCY | 1:00.53 | Sectionals ✓+5.54s to Futures | 2026-01-16 | ISCA January Classic 2026venue |
| 50 Butterfly | SCY | 24.41 | +2.42s to Futures | 2026-01-18 | ISCA January Classic 2026venue |
| 100 Butterfly | SCY | 52.61 | Sectionals ✓+4.42s to Futures | 2025-03-28 | 2025 EZ North Speedo Short Course Sectionalsvenue |
| 200 Individual Medley | SCY | 2:06.72 | +7.33s to Sectionals | 2024-01-16 | BHA Winter Blizzard |
| 50 Freestyle | LCM | 25.32 | Sectionals ✓+1.53s to Futures | 2025-07-29 | 2025 ISCA Summer Senior Blast |
| 100 Freestyle | LCM | 1:01.85 | +6.36s to Sectionals | 2021-07-31 | Hawks Summer Invitational 2021venue |
| 200 Freestyle | LCM | 2:17.75 | +16.46s to Sectionals | 2021-07-31 | Hawks Summer Invitational 2021venue |
| 50 Backstroke | LCM | 29.37 | +2.68s to Futures | 2025-07-31 | 2025 ISCA Summer Senior Blastvenue |
| 100 Backstroke | LCM | 1:04.78 | +2.79s to Sectionals | 2025-08-01 | 2025 ISCA Summer Senior Blastvenue |
| 50 Butterfly | LCM | 27.56 | +2.17s to Futures | 2026-05-01 | Fort Lauderdale Openvenue |
| 100 Butterfly | LCM | 1:01.51 | +1.32s to Sectionals | 2025-07-31 | 2025 ISCA Summer Senior Blastvenue |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.76 | flat | 200 Free Relay | 2024-03-24 | 2024 EZ SC Speedo Champ Series - VA |
| 50 Freestyle | SCY | 20.88 | flying | 200 Free Relay (leg 4) | 2026-01-18 | ISCA January Classic 2026 |
| 50 Freestyle | SCY | 21.04 | flying | 200 Medley Relay (leg 4) | 2025-03-29 | 2025 EZ North Speedo Short Course Sectionals |
| 100 Freestyle | SCY | 46.41 | flying | 400 Free Relay (leg 4) | 2025-03-29 | 2025 EZ North Speedo Short Course Sectionals |
| 100 Freestyle | SCY | 46.64 | flying | 400 Medley Relay (leg 4) | 2025-03-30 | 2025 EZ North Speedo Short Course Sectionals |
| 50 Butterfly | SCY | 25.18 | flying | 200 Medley Relay (leg 3) | 2026-03-25 | ISCA INTERNATIONAL SENIOR CUP |
| 100 Butterfly | SCY | 54.98 | flying | 400 Medley Relay (leg 3) | 2026-03-24 | ISCA INTERNATIONAL SENIOR CUP |
| 50 Freestyle | LCM | 24.38 | flying | 200 Free Relay (leg 3) | 2025-07-29 | 2025 ISCA Summer Senior Blast |
| 100 Freestyle | LCM | 54.71 | flying | 400 Free Relay (leg 2) | 2025-08-02 | 2025 ISCA Summer Senior Blast |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
100 Freestyle SCY 48.11
Front half 23.04s · back half 25.07s
100 Backstroke SCY 54.74
Front half 26.32s · back half 28.42s
100 Breaststroke SCY 1:00.53
Front half 28.42s · back half 32.11s
100 Butterfly SCY 52.61
Front half 24.75s · back half 27.86s
200 Individual Medley SCY 2:06.72 split/total mismatch
100 Freestyle LCM 1:01.85
Front half 29.91s · back half 31.94s
200 Freestyle LCM 2:17.75
100 Backstroke LCM 1:04.78
Front half 30.94s · back half 33.84s
100 Butterfly LCM 1:01.51
Front half 28.08s · back half 33.43s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.